Betamethasone impurity 3

cas: 13504-15-9 — see every product listed under this CAS number, including other names

Betamethasone impurity 3 (CAS 13504-15-9) is a chemical reagent available from Chemat. Available pack sizes: Get quote. Offered by: MedChemExpress.

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cas13504-15-9
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Structural formula: {0} (CAS {1})

(8S,10S,13S,14S,16S,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthren-3-one (CAS 13504-15-9) is a chemical compound with the molecular formula C22H28O4 and a molecular weight of 356.5 g/mol. IUPAC name: (8S,10S,13S,14S,16S,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthren-3-one. InChIKey: ZYTXTXAMMDTYDQ-AKXKBWEISA-N.

Identity
Molecular formulaC22H28O4
Molecular weight356.5 g/mol
IUPAC name(8S,10S,13S,14S,16S,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthren-3-one
InChIKeyZYTXTXAMMDTYDQ-AKXKBWEISA-N
SMILESC[C@H]1C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@@]4(C3=CC[C@@]2([C@]1(C(=O)CO)O)C)C

Computed by PubChem (NCBI)

Synonyms: 17,21-Dihydroxy-16beta-methylpregna-1,4,9(11)-triene-3,20-dione, BETAMETHASONE IMPURITY C [EP IMPURITY], BETAMETHASONE IMPURITY C (EP IMPURITY), Betamethasone EP Impurity C, Pregna-1,4,9(11)-triene-3,20-dione,17,21-dihydroxy-16-methyl-, (16b)-, (16beta)-17,21-Dihydroxy-16beta-methyl-pregna-1,4,9(11)-triene-3,20-dione, USP Betamethasone Related Compound C; Betamethasone EP Impurity C, Betamethasone Impurity 3, 17,21Dihydroxy-16beta-methylpregna-1,4,9(11)-triene-3,20-dione, orb3181464
Related forms of this compound
(8S,10S,13S,14S,16R,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthren-3-one C22H28O4
Isomers (same molecular formula)
(8S,9S,10R,13S,14S,16S,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,9,14,15,16-hexahydro-6H-cyclopenta[a]phenanthren-3-one C22H28O4
1-(3,4-dimethoxyphenyl)-3-ethyl-5,6-dimethoxy-2-methyl-2,3-dihydro-1H-indene C22H28O4
[(6S,8R,9S,10R,13S,14S,17R)-17-ethynyl-6-hydroxy-13-methyl-3-oxo-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-yl] acetate C22H28O4
(2Z)-2-hydroxy-2-[(6S,8S,9S,10R,11S,13S,14S)-11-hydroxy-6,10,13-trimethyl-3-oxo-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-17-ylidene]acetaldehyde C22H28O4
(1S,2S,8S,10S,11S,14R,15S,17S)-14-acetyl-14-hydroxy-2,8,15-trimethyl-18-oxapentacyclo[8.8.0.01,17.02,7.011,15]octadeca-3,6-dien-5-one C22H28O4
(1S,2S,10S,11S,13R,14R,15S,17S)-14-acetyl-14-hydroxy-2,13,15-trimethyl-18-oxapentacyclo[8.8.0.01,17.02,7.011,15]octadeca-3,6-dien-5-one C22H28O4
(1S,2S,11S,13R,14S,15S,17S)-14-(2-hydroxyacetyl)-2,13,15-trimethyl-18-oxapentacyclo[8.8.0.01,17.02,7.011,15]octadeca-3,6-dien-5-one C22H28O4
(6S,8S,9S,10R,13S,14S,17R)-17-acetyl-17-hydroxy-6,10,13-trimethyl-6,7,8,9,12,14,15,16-octahydrocyclopenta[a]phenanthrene-3,11-dione C22H28O4
[(6R,8R,9S,10R,13S,14S,17R)-17-ethynyl-6-hydroxy-13-methyl-3-oxo-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-yl] acetate C22H28O4
(8S,9S,10R,11R,13S,14S,17R)-11-hydroxy-10,13-dimethylspiro[2,8,9,11,12,14,15,16-octahydro-1H-cyclopenta[a]phenanthrene-17,5'-oxolane]-2',3-dione C22H28O4
(2S,10S,11S,14R,15S)-14-acetyl-14-hydroxy-2,13,15-trimethyl-18-oxapentacyclo[8.8.0.01,17.02,7.011,15]octadeca-3,6-dien-5-one C22H28O4

Also listed as

Betamethasone EP Impurity C Chemat Brand CAS 13504-15-9
Betamethasone Impurity 3（Betamethasone EP Impurity C） Hubei YoungXin CAS 13504-15-9
(16Beta)-17,21-Dihydroxy-16Beta-methyl-pregna-1,4,9(11)-triene-3,20-dione, >95% (HPLC) TRC CAS 13504-15-9
17,21Dihydroxy-16beta-methylpregna-1,4,9(11)-triene-3,20-dione Biosynth CAS 13504-15-9
(16β)-17,21-Dihydroxy-16-methylpregna-1,4,9(11)-triene-3,20-dione, 98%, 98% Chemat CAS 13504-15-9
Betamethasone Impurity 3, 98% Fluorochem CAS 13504-15-9

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